Specifications

PRODUCT NAME:  EDTA tetrasodium salt;Na4EDTA ;                                                      

CAS  NO.:[*********4]                                  EMPIRICAL FORMULA :C*0H*2N2O8Na4.4H2O MOL. WT.:**2.2                                              Physical properties : Na4EDTA is a dry, white crystalline powder and appears alkali in water, it is soluble in water and insoluble in alcohols . WATER-INSOLUBLE:≤0.1% CHLORIDES (Cl):Not more than 0.**5% (*0 ppm). SUlPHATE(SO4)%:Not more than0.1% IRON% (Fe):Not more than 0.**1% (*0ppm) CHELATE VALUE(CaCo3/g):**0—**5 HEAVY METAL(LEAD):Not more than 0.**1%  (*0 ppm) Torrefaction weightlessness :Not more than0.*1% PH (1% w/v Solution):*0.5to *1.5   PURITY (ASSAY):Minimum *9.0%    PACKING:Packed in complex bag with plastic inner,*5KG net per bag . Application:As one chelating agent ,it can be used in industrial cleaning, personaland household uses, Bleaching of pulp and textile, Micronutrients for agriculture, Photo processing, Printing  ink manufacturing , Food, Polymer processing and Metal plating etc .It  also used in water treatment ,SBR rubber, color sensitization ect. By wayof additive, active agent ,clarifier,metalremover.